meanders river delta dron aerial video shot inland sandy sand alluvium floodplain forest lowlands wetland swamp

river morava floodplain meander water forest bench benches sandy sand alluvium litovelske delta dron aerial video shot convention inland wetland meanders swamp europe brook stream landscape quadcopter view flying fly flight show pomoravi area panorama drone czech green wildlife tourism nature travel lowland paradise protected coast trees wide willows lowlands